Papers of the American illustrator, painter, and commercial artist. Collection includes correspondence, clippings and articles about Herman, and original and published artwork. The bulk of the collection consists of commercial work done for the 7-Up company.

Papers of the American painter, illustrator, cartoonist, lithographer. Correspondence (1927-1950); original drawings, paintings, and prose by Gropper and others; published material, including cartoons from New Masses, clippings, exhibition lists, and illustrations (1918-1968); and a scrapbook containing birthday congratulations.

Published material, clippings and ephemera relating to World War I.